TY  - GEN
AU  - Stallings, William
TI  - Cryptography and network security: principles and practice
SN  - 9789332518773
PY  - 2015///
CY  - Noida
PB  - Pearson 
KW  - Computer network - security measures
KW  - Data encryption
KW  - Coding theory
KW  - Computer security
ER  -